The idea that we will make a society where literally everybody is graded, the good at the top, bad at the bottom, exactly done as it should be, is impossible. There are simply too many random factors: accidents, accidents of birth, accidents of things dropping on people's heads, illnesses, etc. We will never get to grade them, never get to grade people as they should.

过度捕捞是一个我们可以解决的问题——只要我们立即行动。

Leadership means making tough decisions today that will shape a better tomorrow.

"The power of technology is in its ability to amplify human potential."